pd.read_csv raise UnicodeDecodeError: ‘utf-8‘ codec can‘t decode byte 0xd0 in position 0

使用pandas读取csv时,经常出现UnicodeDecodeError: 'utf-8' codec can't decode byte 0xd0 in position 0: invalid continuation byte

为了避免读取异常,可以在pd.read_csv函数中设置encoding参数值,但是往往治标不治本。

实际上可以使用 chardet 等检测文件的编码,一劳永逸,代码如下:

impoet pandas as pd
import chardet

from pathlib import Path


def csv_reader(csv_path):

    detected = chardet.detect(Path(csv_path).read_bytes())
    # detected示例 {'encoding': 'utf-8', 'confidence': 0.99, 'language': ''}

    return pd.read_csv(csv_path, encoding=detected.get("encoding"))

sys:1: FutureWarning: In a future version of pandas all arguments of read_csv except for the argument 'filepath_or_buffer' will be keyword-only Traceback (most recent call last): File "C:/Users/Administrator/Desktop/test/11.py", line 22, in <module> posi = pd.read_csv("C:\\Users\\Administrator\\Desktop\\工作簿1.csv",'r') File "C:\Python37\lib\site-packages\pandas\util\_decorators.py", line 311, in wrapper return func(*args, **kwargs) File "C:\Python37\lib\site-packages\pandas\io\parsers\readers.py", line 586, in read_csv return _read(filepath_or_buffer, kwds) File "C:\Python37\lib\site-packages\pandas\io\parsers\readers.py", line 482, in _read parser = TextFileReader(filepath_or_buffer, **kwds) File "C:\Python37\lib\site-packages\pandas\io\parsers\readers.py", line 811, in __init__ self._engine = self._make_engine(self.engine) File "C:\Python37\lib\site-packages\pandas\io\parsers\readers.py", line 1040, in _make_engine return mapping[engine](self.f, **self.options) # type: ignore[call-arg] File "C:\Python37\lib\site-packages\pandas\io\parsers\c_parser_wrapper.py", line 69, in __init__ self._reader = parsers.TextReader(self.handles.handle, **kwds) File "pandas\_libs\parsers.pyx", line 542, in pandas._libs.parsers.TextReader.__cinit__ File "pandas\_libs\parsers.pyx", line 642, in pandas._libs.parsers.TextReader._get_header File "pandas\_libs\parsers.pyx", line 843, in pandas._libs.parsers.TextReader._tokenize_rows File "pandas\_libs\parsers.pyx", line 1917, in pandas._libs.parsers.raise_parser_error UnicodeDecodeError: 'utf-8' codec can't decode byte 0xd0 in position 0: invalid continuation byte是什么意思
06-11
评论 1
添加红包

请填写红包祝福语或标题

红包个数最小为10个

红包金额最低5元

当前余额3.43前往充值 >
需支付:10.00
成就一亿技术人!
领取后你会自动成为博主和红包主的粉丝 规则
hope_wisdom
发出的红包
实付
使用余额支付
点击重新获取
扫码支付
钱包余额 0

抵扣说明:

1.余额是钱包充值的虚拟货币,按照1:1的比例进行支付金额的抵扣。
2.余额无法直接购买下载,可以购买VIP、付费专栏及课程。

余额充值